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test/link/macho: test attribute "used" on vars in presence of dead_strip

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This commit is contained in:
Jakub Konka 2024-01-15 10:32:25 +01:00
parent 4dc1907a88
commit 4cf94bb148
1 changed files with 27 additions and 0 deletions
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27
test/link/macho.zig
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@ -25,6 +25,7 @@ pub fn testAll(b: *Build, build_opts: BuildOptions) *Step {
macho_step.dependOn(testLargeBss(b, .{ .target = default_target }));
macho_step.dependOn(testLayout(b, .{ .target = default_target }));
macho_step.dependOn(testMhExecuteHeader(b, .{ .target = default_target }));
macho_step.dependOn(testNoDeadStrip(b, .{ .target = default_target }));
macho_step.dependOn(testRelocatable(b, .{ .target = default_target }));
macho_step.dependOn(testRelocatableZig(b, .{ .target = default_target }));
macho_step.dependOn(testSectionBoundarySymbols(b, .{ .target = default_target }));
@ -745,6 +746,32 @@ fn testMhExecuteHeader(b: *Build, opts: Options) *Step {
return test_step;
}
fn testNoDeadStrip(b: *Build, opts: Options) *Step {
const test_step = addTestStep(b, "macho-no-dead-strip", opts);
const exe = addExecutable(b, opts, .{ .name = "name", .c_source_bytes =
\\__attribute__((used)) int bogus1 = 0;
\\int bogus2 = 0;
\\int foo = 42;
\\int main() {
\\ return foo - 42;
\\}
});
exe.link_gc_sections = true;
const check = exe.checkObject();
check.checkInSymtab();
check.checkContains("external _bogus1");
check.checkInSymtab();
check.checkNotPresent("external _bogus2");
test_step.dependOn(&check.step);
const run = addRunArtifact(exe);
test_step.dependOn(&run.step);
return test_step;
}
fn testNeededFramework(b: *Build, opts: Options) *Step {
const test_step = addTestStep(b, "macho-needed-framework", opts);